who would have thought joe biden would be the savior. this is joe's moment coming up. >> supporters of the president, the only defense they'll be using is john kerry won in the first debate and george bush wound up in the presidency. how many undecided voters out there? enough to sway the vote in. >> if i'm in the obama campaign, i'm very worried about this. even though the polls say they are 5 or 6% undecided voters. the committed voters is only in about the 60s. that's a big gap of people who can shift and stay home and do something else. you've got to remote vat them. -- reç!rut1>0@6cj, >> we are tracking an area of low pressure well off the california coast right now. we do have the potential to warm up with that low pressure system into the weekend. current conditions 59 out the door napa 62 in hayward. '60s and '70s by lunch time around the bay area. is pretty comfortable in to your afternoon highs there is lots of orange indicating where we can see some eighties. livermore and he got are really on the brink for upper '70's. later